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https://github.com/esphome/esphome.git
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2059283707
* Added early_pin_init configuration parameter for ESP8266 platform * Added #include to core * Updated test3.yaml to include early_pin_init parameter Co-authored-by: Rainer Oellermann <ro@playplaycode.com>
74 lines
2.6 KiB
C++
74 lines
2.6 KiB
C++
#ifdef USE_ESP8266
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#include "core.h"
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#include "esphome/core/defines.h"
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#include "esphome/core/hal.h"
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#include "esphome/core/helpers.h"
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#include "preferences.h"
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#include <Arduino.h>
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#include <Esp.h>
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namespace esphome {
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void IRAM_ATTR HOT yield() { ::yield(); }
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uint32_t IRAM_ATTR HOT millis() { return ::millis(); }
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void IRAM_ATTR HOT delay(uint32_t ms) { ::delay(ms); }
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uint32_t IRAM_ATTR HOT micros() { return ::micros(); }
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void IRAM_ATTR HOT delayMicroseconds(uint32_t us) { delay_microseconds_safe(us); }
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void arch_restart() {
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ESP.restart(); // NOLINT(readability-static-accessed-through-instance)
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// restart() doesn't always end execution
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while (true) { // NOLINT(clang-diagnostic-unreachable-code)
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yield();
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}
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}
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void arch_init() {}
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void IRAM_ATTR HOT arch_feed_wdt() {
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ESP.wdtFeed(); // NOLINT(readability-static-accessed-through-instance)
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}
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uint8_t progmem_read_byte(const uint8_t *addr) {
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return pgm_read_byte(addr); // NOLINT
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}
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uint32_t IRAM_ATTR HOT arch_get_cpu_cycle_count() {
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return ESP.getCycleCount(); // NOLINT(readability-static-accessed-through-instance)
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}
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uint32_t arch_get_cpu_freq_hz() { return F_CPU; }
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void force_link_symbols() {
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// Tasmota uses magic bytes in the binary to check if an OTA firmware is compatible
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// with their settings - ESPHome uses a different settings system (that can also survive
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// erases). So set magic bytes indicating all tasmota versions are supported.
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// This only adds 12 bytes of binary size, which is an acceptable price to pay for easier support
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// for Tasmota.
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// https://github.com/arendst/Tasmota/blob/b05301b1497942167a015a6113b7f424e42942cd/tasmota/settings.ino#L346-L380
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// https://github.com/arendst/Tasmota/blob/b05301b1497942167a015a6113b7f424e42942cd/tasmota/i18n.h#L652-L654
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const static uint32_t TASMOTA_MAGIC_BYTES[] PROGMEM = {0x5AA55AA5, 0xFFFFFFFF, 0xA55AA55A};
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// Force link symbol by using a volatile integer (GCC attribute used does not work because of LTO)
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volatile int x = 0;
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x = TASMOTA_MAGIC_BYTES[x];
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}
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extern "C" void resetPins() { // NOLINT
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// Added in framework 2.7.0
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// usually this sets up all pins to be in INPUT mode
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// however, not strictly needed as we set up the pins properly
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// ourselves and this causes pins to toggle during reboot.
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force_link_symbols();
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#ifdef USE_ESP8266_EARLY_PIN_INIT
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for (int i = 0; i < 16; i++) {
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uint8_t mode = ESPHOME_ESP8266_GPIO_INITIAL_MODE[i];
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uint8_t level = ESPHOME_ESP8266_GPIO_INITIAL_LEVEL[i];
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if (mode != 255)
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pinMode(i, mode); // NOLINT
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if (level != 255)
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digitalWrite(i, level); // NOLINT
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}
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#endif
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}
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} // namespace esphome
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#endif // USE_ESP8266
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